740266560 has 224 divisors, whose sum is σ = 2849270400. Its totient is φ = 179435520.

The previous prime is 740266517. The next prime is 740266561. The reversal of 740266560 is 65662047.

740266560 is a `hidden beast` number, since 74 + 0 + 26 + 6 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (740266561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91146 + ... + 98934.

Almost surely, 2^740266560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740266560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424635200).

740266560 is an abundant number, since it is smaller than the sum of its proper divisors (2109003840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740266560 is a wasteful number, since it uses less digits than its factorization.

740266560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7826 (or 7810 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 740266560 is about 27207.8400465748. The cubic root of 740266560 is about 904.6127623030.

The spelling of 740266560 in words is "seven hundred forty million, two hundred sixty-six thousand, five hundred sixty".